:root {
  color-scheme: light;
  font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial,
    sans-serif;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, #f5f7fb 0%, #ecf0f7 100%);
  color: #1f2937;
}

#container {
  width: 100%;
  height: 100vh;
  max-width: 1080px;
  margin: 0 auto;
  padding: 40px 32px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mcp-help-container {
  width: 100%;
  max-width: 960px;
  background: #ffffff;
  border-radius: 28px;
  box-shadow: 0 26px 60px rgba(15, 23, 42, 0.18);
  padding: 56px 68px 64px;
  box-sizing: border-box;
}

.mcp-help-header {
  border-bottom: 1px solid rgba(148, 163, 184, 0.22);
  padding-bottom: 32px;
  margin-bottom: 36px;
}

.mcp-help-title {
  font-size: 44px;
  margin: 0;
  font-weight: 700;
}

.mcp-help-subtitle {
  font-size: 22px;
  margin: 14px 0 0;
  color: #3b82f6;
  font-weight: 600;
}

.mcp-help-intro {
  margin: 18px 0 0;
  color: #64748b;
  font-size: 20px;
  line-height: 1.8;
}

.mcp-help-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mcp-help-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 24px;
  padding: 24px 32px;
  background: linear-gradient(135deg, rgba(239, 246, 255, 0.94), rgba(224, 231, 255, 0.88));
  border-radius: 22px;
  border: 1px solid rgba(59, 130, 246, 0.14);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.8);
}

.mcp-help-command {
  flex: 0 0 280px;
  font-size: 22px;
  font-weight: 600;
  color: #1d4ed8;
}

.mcp-help-desc {
  flex: 1;
  font-size: 20px;
  color: #334155;
  line-height: 1.75;
}

.mcp-help-empty {
  padding: 48px;
  text-align: center;
  color: #94a3b8;
  font-size: 20px;
}

.mcp-help-footer {
  margin-top: 44px;
  display: flex;
  justify-content: space-between;
  color: #94a3b8;
  font-size: 18px;
}

.mcp-help-brand {
  font-weight: 600;
  color: #64748b;
}

.mcp-help-timestamp {
  font-variant-numeric: tabular-nums;
}
